EP0661689A3 - Procédé et dispositif pour la réduction du bruit et téléphone. - Google Patents

Procédé et dispositif pour la réduction du bruit et téléphone. Download PDF

Info

Publication number
EP0661689A3
EP0661689A3 EP94309676A EP94309676A EP0661689A3 EP 0661689 A3 EP0661689 A3 EP 0661689A3 EP 94309676 A EP94309676 A EP 94309676A EP 94309676 A EP94309676 A EP 94309676A EP 0661689 A3 EP0661689 A3 EP 0661689A3
Authority
EP
European Patent Office
Prior art keywords
noise reducing
telephone set
reducing apparatus
reducing method
noise
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP94309676A
Other languages
German (de)
English (en)
Other versions
EP0661689B1 (fr
EP0661689A2 (fr
Inventor
Keiichi C O Sony Co Katayanagi
Masayuki C O Sony C Nishiguchi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Corp
Original Assignee
Sony Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sony Corp filed Critical Sony Corp
Publication of EP0661689A2 publication Critical patent/EP0661689A2/fr
Publication of EP0661689A3 publication Critical patent/EP0661689A3/fr
Application granted granted Critical
Publication of EP0661689B1 publication Critical patent/EP0661689B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0208—Noise filtering
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0208—Noise filtering
    • G10L21/0216—Noise filtering characterised by the method used for estimating noise
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0208—Noise filtering
    • G10L21/0216—Noise filtering characterised by the method used for estimating noise
    • G10L21/0232—Processing in the frequency domain

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Human Computer Interaction (AREA)
  • Quality & Reliability (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Noise Elimination (AREA)
  • Telephone Function (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
EP94309676A 1993-12-25 1994-12-22 Procédé et dispositif pour la réduction du bruit et téléphone Expired - Lifetime EP0661689B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP5347469A JPH07193548A (ja) 1993-12-25 1993-12-25 雑音低減処理方法
JP34746993 1993-12-25
JP347469/93 1993-12-25

Publications (3)

Publication Number Publication Date
EP0661689A2 EP0661689A2 (fr) 1995-07-05
EP0661689A3 true EP0661689A3 (fr) 1995-10-25
EP0661689B1 EP0661689B1 (fr) 1999-11-24

Family

ID=18390438

Family Applications (1)

Application Number Title Priority Date Filing Date
EP94309676A Expired - Lifetime EP0661689B1 (fr) 1993-12-25 1994-12-22 Procédé et dispositif pour la réduction du bruit et téléphone

Country Status (8)

Country Link
US (1) US5687285A (fr)
EP (1) EP0661689B1 (fr)
JP (1) JPH07193548A (fr)
KR (1) KR950022201A (fr)
CN (1) CN1106091C (fr)
DE (1) DE69421792T2 (fr)
MY (1) MY131662A (fr)
TW (1) TW272343B (fr)

Families Citing this family (54)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3483695B2 (ja) * 1996-03-14 2004-01-06 株式会社リコー 音声通信装置
KR970078099A (ko) * 1996-05-03 1997-12-12 존 에이취. 무어 동적 반향 억제 기능을 구비한 통신 장치
CA2281746A1 (fr) * 1997-03-25 1998-10-01 Robert William Series Systeme d'analyse de la parole
FR2761800A1 (fr) * 1997-04-02 1998-10-09 Scanera Sc Dispositif de transmission de voix et telephone le mettant en oeuvre
FR2765715B1 (fr) * 1997-07-04 1999-09-17 Sextant Avionique Procede de recherche d'un modele de bruit dans des signaux sonores bruites
WO1999052097A1 (fr) * 1998-04-02 1999-10-14 Scanera S.C. Dispositif et procede de communication
US6377680B1 (en) * 1998-07-14 2002-04-23 At&T Corp. Method and apparatus for noise cancellation
US6453289B1 (en) 1998-07-24 2002-09-17 Hughes Electronics Corporation Method of noise reduction for speech codecs
SE513113C2 (sv) * 1998-11-11 2000-07-10 Ericsson Telefon Ab L M Metod och anordning för maximering av kvoten mellan signal och kvantiseringsbrus vid AD omvandling av en multicarrier- - signal
KR20000047944A (ko) * 1998-12-11 2000-07-25 이데이 노부유끼 수신장치 및 방법과 통신장치 및 방법
AU2759200A (en) * 1999-02-10 2000-08-29 Resound Corporation Adaptive noise filter
FR2794322B1 (fr) * 1999-05-27 2001-06-22 Sagem Procede de suppression de bruit
JP2001016057A (ja) 1999-07-01 2001-01-19 Matsushita Electric Ind Co Ltd 音響装置
DE19944467C2 (de) * 1999-09-16 2002-06-06 Siemens Audiologische Technik Verfahren zur Reduzierung von akustischen Störsignalen
WO2001024167A1 (fr) * 1999-09-30 2001-04-05 Fujitsu Limited Dispositif antiparasite
JP3454206B2 (ja) * 1999-11-10 2003-10-06 三菱電機株式会社 雑音抑圧装置及び雑音抑圧方法
DE19957220A1 (de) * 1999-11-27 2001-06-21 Alcatel Sa An den aktuellen Geräuschpegel adaptierte Geräuschunterdrückung
DE10114015C2 (de) * 2001-03-22 2003-02-27 Siemens Audiologische Technik Verfahren zum Betrieb eines Hörhilfe- und/oder Gehörschutzgerätes sowie Hörhilfe- und/oder Gehörschutzgerät
US20040146168A1 (en) * 2001-12-03 2004-07-29 Rafik Goubran Adaptive sound scrambling system and method
US7096184B1 (en) * 2001-12-18 2006-08-22 The United States Of America As Represented By The Secretary Of The Army Calibrating audiometry stimuli
US7149684B1 (en) 2001-12-18 2006-12-12 The United States Of America As Represented By The Secretary Of The Army Determining speech reception threshold
US7295976B2 (en) * 2002-01-25 2007-11-13 Acoustic Technologies, Inc. Voice activity detector for telephone
EP1387352A3 (fr) * 2002-07-22 2005-01-12 Chelton Avionics, Inc. Appareil de communication vocale avec suppresion dynamique de bruit
JP3979209B2 (ja) 2002-07-23 2007-09-19 オムロン株式会社 データ入力方法およびデータ入力装置
US6823176B2 (en) * 2002-09-23 2004-11-23 Sony Ericsson Mobile Communications Ab Audio artifact noise masking
JP3523243B1 (ja) * 2002-10-01 2004-04-26 沖電気工業株式会社 ノイズ低減装置
JP2004297273A (ja) * 2003-03-26 2004-10-21 Kenwood Corp 音声信号雑音除去装置、音声信号雑音除去方法及びプログラム
CN100384194C (zh) * 2003-06-24 2008-04-23 陈伟 自适应抗噪全数字指令扩音电话机
US8073148B2 (en) * 2005-07-11 2011-12-06 Samsung Electronics Co., Ltd. Sound processing apparatus and method
JP4210859B2 (ja) * 2005-10-31 2009-01-21 ソニー株式会社 周波数特性およびインパルス応答の立ち上がり時点の測定方法と、音場補正装置
WO2007107670A2 (fr) * 2006-03-20 2007-09-27 France Telecom Procede de post-traitement d'un signal dans un decodeur audio
JP4827661B2 (ja) * 2006-08-30 2011-11-30 富士通株式会社 信号処理方法及び装置
JP4827675B2 (ja) * 2006-09-25 2011-11-30 三洋電機株式会社 低周波帯域音声復元装置、音声信号処理装置および録音機器
JP4753821B2 (ja) 2006-09-25 2011-08-24 富士通株式会社 音信号補正方法、音信号補正装置及びコンピュータプログラム
GB0703275D0 (en) * 2007-02-20 2007-03-28 Skype Ltd Method of estimating noise levels in a communication system
US20080312916A1 (en) * 2007-06-15 2008-12-18 Mr. Alon Konchitsky Receiver Intelligibility Enhancement System
US8712762B2 (en) 2007-07-27 2014-04-29 Vereniging Voor Christelijk Hoger Onderwijs, Wetenschappelijk Onderzoek En Patiëntenzor Noise suppression in speech signals
KR101235830B1 (ko) * 2007-12-06 2013-02-21 한국전자통신연구원 음성코덱의 품질향상장치 및 그 방법
ATE546812T1 (de) * 2008-03-24 2012-03-15 Victor Company Of Japan Vorrichtung zur audiosignalverarbeitung und verfahren zur audiosignalverarbeitung
CN101859568B (zh) 2009-04-10 2012-05-30 比亚迪股份有限公司 一种语音背景噪声的消除方法和装置
US8364298B2 (en) * 2009-07-29 2013-01-29 International Business Machines Corporation Filtering application sounds
CN101986386B (zh) * 2009-07-29 2012-09-26 比亚迪股份有限公司 一种语音背景噪声的消除方法和装置
CN103238180A (zh) * 2010-11-25 2013-08-07 日本电气株式会社 信号处理设备、信号处理方法及信号处理程序
KR20120080409A (ko) * 2011-01-07 2012-07-17 삼성전자주식회사 잡음 구간 판별에 의한 잡음 추정 장치 및 방법
CN104658546B (zh) * 2013-11-19 2019-02-01 腾讯科技（深圳）有限公司 录音处理方法和装置
CN104581538B (zh) * 2015-01-28 2018-03-02 三星电子（中国）研发中心 消除噪音的方法和装置
JP2017076113A (ja) * 2015-09-23 2017-04-20 マーベル ワールド トレード リミテッド 急峻ノイズの抑制
JP6480303B2 (ja) * 2015-11-06 2019-03-06 大井電気株式会社 無線装置
US11489691B2 (en) 2017-07-12 2022-11-01 Universal Electronics Inc. Apparatus, system and method for directing voice input in a controlling device
US10930276B2 (en) * 2017-07-12 2021-02-23 Universal Electronics Inc. Apparatus, system and method for directing voice input in a controlling device
CN111724800B (zh) * 2020-06-18 2023-05-12 长沙深之瞳信息科技有限公司 一种摩尔斯码音频降噪方法及使用该方法的降噪耳机
WO2022190245A1 (fr) * 2021-03-10 2022-09-15 三菱電機株式会社 Dispositif de suppression de bruit, procédé de suppression de bruit et programme de suppression de bruit
CN113676667B (zh) * 2021-08-23 2023-08-18 Oppo广东移动通信有限公司 抑制比测试方法、装置、电子设备和存储介质
CN114554353B (zh) * 2022-02-24 2024-01-16 北京小米移动软件有限公司 音频处理方法、装置、设备及存储介质

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4747143A (en) * 1985-07-12 1988-05-24 Westinghouse Electric Corp. Speech enhancement system having dynamic gain control
US4847897A (en) * 1987-12-11 1989-07-11 American Telephone And Telegraph Company Adaptive expander for telephones
EP0459364A1 (fr) * 1990-05-28 1991-12-04 Matsushita Electric Industrial Co., Ltd. Système de prédiction de bruit

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4630305A (en) * 1985-07-01 1986-12-16 Motorola, Inc. Automatic gain selector for a noise suppression system
JPH0748695B2 (ja) * 1986-05-23 1995-05-24 株式会社日立製作所 音声符号化方式
US4887299A (en) * 1987-11-12 1989-12-12 Nicolet Instrument Corporation Adaptive, programmable signal processing hearing aid
IL84948A0 (en) * 1987-12-25 1988-06-30 D S P Group Israel Ltd Noise reduction system
GB8801014D0 (en) * 1988-01-18 1988-02-17 British Telecomm Noise reduction
DE69124005T2 (de) * 1990-05-28 1997-07-31 Matsushita Electric Ind Co Ltd Sprachsignalverarbeitungsvorrichtung
US5285502A (en) * 1992-03-31 1994-02-08 Auditory System Technologies, Inc. Aid to hearing speech in a noisy environment
US5323337A (en) * 1992-08-04 1994-06-21 Loral Aerospace Corp. Signal detector employing mean energy and variance of energy content comparison for noise detection
US5432859A (en) * 1993-02-23 1995-07-11 Novatel Communications Ltd. Noise-reduction system
US5459814A (en) * 1993-03-26 1995-10-17 Hughes Aircraft Company Voice activity detector for speech signals in variable background noise

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4747143A (en) * 1985-07-12 1988-05-24 Westinghouse Electric Corp. Speech enhancement system having dynamic gain control
US4847897A (en) * 1987-12-11 1989-07-11 American Telephone And Telegraph Company Adaptive expander for telephones
EP0459364A1 (fr) * 1990-05-28 1991-12-04 Matsushita Electric Industrial Co., Ltd. Système de prédiction de bruit

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
"Real-Time speech enhancement system using envelope expansion technique", ELECTRONICS LETTERS, vol. 25, no. 17, 17 August 1989 (1989-08-17), STEVENAGE, pages 1186 - 1188 *

Also Published As

Publication number Publication date
KR950022201A (ko) 1995-07-28
DE69421792T2 (de) 2000-08-10
EP0661689B1 (fr) 1999-11-24
JPH07193548A (ja) 1995-07-28
DE69421792D1 (de) 1999-12-30
CN1115528A (zh) 1996-01-24
CN1106091C (zh) 2003-04-16
EP0661689A2 (fr) 1995-07-05
TW272343B (fr) 1996-03-11
US5687285A (en) 1997-11-11
MY131662A (en) 2007-08-30

Similar Documents

Publication Publication Date Title
EP0661689A3 (fr) Procédé et dispositif pour la réduction du bruit et téléphone.
ZA977130B (en) Method and apparatus.
EP0609555A3 (fr) Composant et méthode sélectif en fréquence.
EP0642252A3 (fr) Procédé et appareil de communication.
EP0685987A3 (fr) Appareil et méthode pour le chauffage électrique.
AU1550992A (en) Mobile telephone, system and method
HK1022391A1 (en) Communications system and method.
EP0656693A3 (fr) Procédé et circuit pour le fonctionnement d'un radiotéléphone.
EP0635794A3 (fr) Procédé et appareil de traitement de documents.
EP0633539A3 (fr) Procédé de traitement de documents et dispositif.
EP0620686A3 (fr) Méthode et appareil de codage avec un contrÔle flou.
EP0680174A3 (fr) Procédé et dispositif pour le contrÔle de communications.
EP0649638A3 (fr) Dispositif et méthode de protection de greffe ligamentaire.
EP0674278A3 (fr) Appareil de traitement de documents ainsi que son procédé.
EP0631132A3 (fr) Méthode et appareil automatiques d'électrophorèse.
ZA971075B (en) Nebulizer apparatus and method.
EP0651584A3 (fr) Appareil et méthode pour la réception de données.
EP0604911A3 (fr) Procédé d'authentification terminal de communication et unité de traitement de communication mettant en oeuvre un tel procédé.
EP0606988A3 (en) Parallel error diffusion method and apparatus.
EP0606987A3 (en) Parallel error diffusion method and apparatus.
PH30727A (en) Purification method and apparatus.
EP0620687A3 (fr) Procédé et appareil de codage.
EP0673732A4 (fr) Bois de construction stratifie, procede et dispositif de production.
EP0684548A4 (fr) Procede et dispositif de division d'un nombre entier.
EP0664650A4 (fr) Decodeur et procede de decodage.

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): DE FR GB

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): DE FR GB

17P Request for examination filed

Effective date: 19960321

17Q First examination report despatched

Effective date: 19980319

GRAG Despatch of communication of intention to grant

Free format text: ORIGINAL CODE: EPIDOS AGRA

GRAG Despatch of communication of intention to grant

Free format text: ORIGINAL CODE: EPIDOS AGRA

GRAH Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOS IGRA

GRAH Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOS IGRA

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): DE FR GB

REF Corresponds to:

Ref document number: 69421792

Country of ref document: DE

Date of ref document: 19991230

ET Fr: translation filed
PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed
PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 20011212

Year of fee payment: 8

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: GB

Payment date: 20011227

Year of fee payment: 8

REG Reference to a national code

Ref country code: GB

Ref legal event code: IF02

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20020109

Year of fee payment: 8

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20021222

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20030701

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20021222

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20030901

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST